/* 全局样式 */
body {
    font-family: 'Orbitron', sans-serif;
    background-color: #000;
    color: #00ffea;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

header {
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0) 100%);
    padding: 20px;
    text-align: center;
    position: relative;
    z-index: 1;
}

nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
}

nav ul li {
    margin: 0 15px;
}

nav ul li a {
    color: #00ffea;
    text-decoration: none;
    transition: color 0.3s;
    text-shadow: 0 0 10px #00ffea;
}

nav ul li a:hover {
    color: #fff;
    text-shadow: 0 0 20px #fff;
}

main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 50px;
    position: relative;
    z-index: 1;
}

h1 {
    font-size: 60px;
    text-shadow: 0 0 30px #00ffea;
    margin-bottom: 20px;
    animation: glowText 1.5s ease-in-out infinite alternate;
}

h2 {
    font-size: 36px;
    border-bottom: 2px solid #00ffea;
    padding-bottom: 10px;
    margin-bottom: 30px;
    text-shadow: 0 0 20px #00ffea;
}

p {
    font-size: 18px;
    line-height: 1.8;
    text-align: justify;
}

footer {
    background: linear-gradient(0deg, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0) 100%);
    text-align: center;
    padding: 20px;
    position: relative;
    z-index: 1;
}

/* 背景动画 */
#background-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

/* 发光动画 */
@keyframes glowText {
    from {
        text-shadow: 0 0 20px #00ffea, 0 0 30px #00ffea, 0 0 40px #00ffea;
    }
    to {
        text-shadow: 0 0 30px #00ffea, 0 0 40px #00ffea, 0 0 50px #00ffea;
    }
}

/* 成就卡片样式 */
.achievement-card {
    background-color: rgba(0, 0, 0, 0.5);
    border: 2px solid #00ffea;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 30px;
    box-shadow: 0 0 20px rgba(0, 255, 234, 0.3);
    transition: transform 0.3s;
}

.achievement-card:hover {
    transform: scale(1.05);
}

.achievement-card img {
    max-width: 100%;
    border-radius: 5px;
    margin-bottom: 15px;
}